Software Engineers (Java/AWS) – All Levels (Mid to Lead)
Location: London
Type: Permanent
Working Pattern: 4xFlex, 37.5 hours per week
We are currently working with a client in the Aerospace & Defence sector who are expanding their London-based team and are looking to hire Software Engineers (Java/AWS) at mid to lead level.
This opportunity sits across a range of Defence, Cyber and Intelligence programmes, focused on developing secure, cloud-based solutions within mission‑critical environments.
A key requirement for this position is the ability to obtain and maintain high‑level security clearance. If you do not currently hold this, support will be provided throughout the application process.
The Role
You will work under the guidance of a Software Engineering Lead or, at senior level, take on additional responsibility for technical delivery and supporting wider engineering activities. You may specialise in a particular area or work across multiple disciplines, with a strong focus on the Cyber domain.
Typical responsibilities include:
- Conducting software development activities and contributing to technical delivery
- Designing and developing tests to debug and validate software
- Working with customer requirements to develop mission/business applications
- Supporting the full software development lifecycle using appropriate tools, standards, and processes
- Analysing system capabilities and resolving technical queries
- Correcting program errors and maintaining documentation
- Preparing operating instructions and technical documentation
- Championing automation through Infrastructure as Code (IaC), CI/CD and test automation
Skills & Experience:
- Strong proficiency in Java
- Experience developing software for cloud environments, particularly AWS
- Understanding of microservices and/or serverless architectures
- Familiarity with CI/CD pipelines for cloud deployments
- Awareness of challenges when migrating on‑premise workloads to the cloud
- Knowledge of AWS services such as EC2, EKS, Fargate, IAM, S3 and Lambda
- Experience working in Linux environments
- Understanding of unit testing and mocking frameworks (e.g. JUnit 5)
- Experience with Git version control
- Knowledge of Agile development methodologies (SCRUM)
- Understanding of relational databases (e.g. Oracle) and/or MongoDB
- Familiarity with GitLab CI/CD pipelines
- Experience using Atlassian tools (Bitbucket, Jira, Confluence)
- Understanding of Elasticsearch, Kibana and Hibernate
Desirable Certifications
- AWS Certification
- ISTQB Certification
- OSCP Certification
- CCNA Certification
This is an excellent opportunity to join a growing team within the Defence and Cyber domain, working on innovative and meaningful projects, with flexible working arrangements and strong opportunities for career development.
PLEASE NOTE: eDV clearance is required to start. The process can take up to 18 months
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